Return to Forever (Chick Corea and Bill Connor)
Hymn of the 7th Galaxy

Riff 1:
e------------|----------------|---------------|
b------------|------------2/3-|------------6b-|
g-33-2-3-----|-33-2-3---------|-33-2-3--------|
d--------4/5-|--------4/5-----|--------4/5----|
a------------|----------------|---------------|
e------------|----------------|---------------|

Riff 2:
e------------------------|-------------------|
b-5-4/7-8-7---------(12)-|-------------------|
g-----------8-7-5--------|-------------------|
d-----------------5------|-------2-----------|
a------------------------|-2-4-5---5-4-2-----|
e------------------------|---------------4-3-|

Solo:
e-------------------------| (at this part, Connor improvises using the 12th
b-------------------3-4-5-|  position E minor pentatonic)
g-------2-4-5-4-5-7-------|
d-2-4-5-------------------|
a-------------------------|
e-------------------------|

e-15b-15b-----12-----------------------------|
b----------------15-12-12-15b-13-------------|
g----------14--------------------14----------|
d-----------------------------------12-14----|
a-----------------------------------------15-|
e--------------------------------------------|

Then it repeats the first riffs. Keep in mind that there is a lot of improvising going 
between riffs that aren't transcribed, but with this basic structure, it shouldn't be 
to jam along.